CUSIP to ISIN Converter

Convert CUSIP (Committee on Uniform Securities Identification Procedures) to ISIN (International Securities Identification Number) instantly and for free.

9 characters · Apple Inc.: 037833100

How to Convert CUSIP to ISIN

Converting between CUSIP and ISIN identifiers is essential for cross-border trading and compliance. Here's what you need to know:

What is a CUSIP?

CUSIP is a 9-character identifier for North American securities, consisting of a 6-character issuer code, 2-character issue number, and a check digit.

What is a ISIN?

The ISIN is the international standard for identifying securities worldwide. It consists of a 2-letter country code, 9 alphanumeric characters, and a check digit.

How the Conversion Works

Add the country prefix "US" (or "CA" for Canadian securities) before the CUSIP, then calculate and append an ISIN check digit using the Luhn algorithm.

Why Convert CUSIP to ISIN?

  • Cross-border trading between US/Canada and Global markets
  • Regulatory compliance and reporting requirements
  • Portfolio management across multiple exchanges
  • Research and due diligence on international securities

Example CUSIP to ISIN Conversions

Company CUSIP ISIN Exchange
Enbridge Inc. 29250N105 CA29250N1050 TSX
Microsoft Corporation 594918104 US5949181045 NASDAQ
Telus Corporation 87971M103 CA87971M1032 TSX
Clorox Company 189054109 US1890541097 NYSE
Chevron Corporation 166764100 US1667641005 NYSE
Coinbase Global 46090E103 US46090E1038 NASDAQ
Canadian National Railway 136385101 CA1363851017 TSX
Synchrony Financial 87165B103 US87165B1035 NYSE